C1723 – OBD-II DTC

OBD-II DTC C1723 – Air Suspension Height Sensor Power Circuit Short To Ground

DTC C1723 meaning

DTC C1723 refers to a diagnostic trouble code indicating a short circuit to ground in the air suspension height sensor power circuit. This code is specific to vehicles equipped with air suspension systems, where the height sensors monitor the vehicle’s ride height and send this information to the suspension control module. A short to ground in this circuit can disrupt the normal operation of the air suspension system.

DTC C1723 symptoms

Common symptoms associated with DTC C1723 may include:

• Warning lights on the dashboard, such as the air suspension warning light.
• Inconsistent or incorrect ride height adjustments.
• Vehicle sagging or lifting unexpectedly.
• Inability to adjust the air suspension settings.
• Possible loss of ride quality or handling issues.

DTC C1723 causes

Several factors can lead to the occurrence of DTC C1723, including:

• A damaged or frayed wiring harness in the air suspension height sensor circuit.
• Corroded or loose electrical connections.
• Faulty air suspension height sensor.
• Short circuit due to moisture intrusion or physical damage.
• Issues with the suspension control module.

DTC C1723 seriousness

DTC C1723 is considered a serious issue as it directly affects the vehicle’s air suspension system. If left unaddressed, it can lead to:

• Increased wear on suspension components.
• Compromised vehicle stability and safety.
• Potential for further electrical issues within the system.
• Inability to maintain proper ride height, affecting handling and comfort.

How to diagnose DTC C1723

To diagnose DTC C1723, follow these steps:

1. Use an OBD-II scanner to confirm the presence of DTC C1723.
2. Inspect the air suspension height sensor wiring and connectors for damage or corrosion.
3. Check for continuity in the power circuit to the height sensor.
4. Test the height sensor for proper operation using a multimeter.
5. Examine the suspension control module for any faults or issues.

How to fix DTC C1723 step-by-step instructions

To fix DTC C1723, follow these steps:

1. Repair or replace any damaged wiring or connectors in the height sensor circuit.
2. Replace the air suspension height sensor if it is found to be faulty.
3. Ensure all electrical connections are secure and free of corrosion.
4. Clear the DTC using an OBD-II scanner.
5. Test drive the vehicle to ensure the air suspension system operates correctly and the code does not return.

How to erase DTC C1723

To erase DTC C1723, follow these steps:

1. Connect an OBD-II scanner to the vehicle’s diagnostic port.
2. Access the trouble codes menu on the scanner.
3. Select the option to clear or erase trouble codes.
4. Confirm the action and wait for the scanner to complete the process.
5. Disconnect the scanner and perform a test drive to ensure the code does not reappear.

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